A megakaryoblast is a precursor cell to a promegakaryocyte which in turn becomes a megakaryocyte during haematopoiesis. It is the beginning of the thrombocytic series.It derives from a CFU-Me colony […]
List of articles in "Anatomical Structure" category - Page 307
Left heart
The left atrium receives oxygenated pulmonic blood from the pulmonary veins. The blood is then pumped through the mitral valve into the left ventricle which in turn pumps the blood […]
Right heart
Right heart is a term used to refer collectively to the right atrium and right ventricle of the heart; occasionally this term is intended to reference the right atrium right […]
Bulb of vestibule
In female anatomy the vestibular bulbs also known as the clitoral bulbs are aggregations of erectile tissue that are an internal part of the clitoris.
Mesonephros
The mesonephros (Greek: middle kidney) is one of three excretory organs that develop in vertebrates. It serves as the main excretory organ of aquatic vertebrates and as a temporary kidney […]
Obturator foramen
The obturator foramen (Latin foramen obturatum) is the hole created by the ischium and pubis bones of the pelvis through which nerves and blood vessels pass.
Cavernous sinus
The cavernous sinus (or lateral sellar compartment) within the human head is a large collection of thin-walled veins creating a cavity bordered by the temporal bone of the skull and […]
Extrafusal muscle fiber
Extrafusal muscle fibers are the skeletal standard muscle fibers that are innervated by alpha motor neurons and generate tension by contracting thereby allowing for skeletal movement. They make up large […]
Asterion (anatomy)
The asterion is the point on the skull corresponding to the posterior end of the parietomastoid suture.
Coronary sinus
The coronary sinus is a collection of veins joined together to form a large vessel that collects blood from the heart muscle (myocardium). It delivers deoxygenated blood to the right […]